Figure 2 (IMAGE)

Institute for Basic Science

Figure 2

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The arachnoid fenestrations. (A–B) The arachnoid membrane between the olfactory bulbs, near the cribriform plate, is perforated by densely packed pores. (C–E) After tracer infusion into the cerebrospinal fluid, tracer accumulates at the fenestrations and in the adjacent dura, showing that fluid passes through them.

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Institute for Basic Science

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